Development of BHF-250 stainless steel circumferential seam welding machine
Development of 6ç250 stainless steel ring seam welding machine Liu Yuxia Guangzhou Institute of Nonferrous Metals Institute of Wear Resistant Materials, Guangzhou, Guangdong 510651, China, automatic self-centering fixture, to ensure the automatic centering and diameter of the upper and lower h
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